noun | verb | to phrases
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| precipice; ravine; cliff; decline; steep declivity; slant; sudden decline; drop; slope; incline; slide; chute; hillside | |||
| pitch; gradient; grade | |||
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| deposition The process by which polluting material is precipitated from the atmosphere and accumulates in ecosystems; fallout The descent of airborne solid or liquid particles to the ground, which occurs when the speed at which they fall due to gravity exceeds that of any upward motion of the air surrounding them | |||
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spad : 30 phrases in 6 subjects |
| Agriculture | 2 |
| Astronomy | 2 |
| Construction | 20 |
| Environment | 4 |
| Law | 1 |
| Road works | 1 |